Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7350203 | Network security software | — | 2008-03-25 |
| 6937860 | Handover method (roaming) for mobile terminal devices | — | 2005-08-30 |
| 5396552 | Digital communication system with transmission servers | Teodor Kremer, Gunther Weisigk, Eugen Rippenstein | 1995-03-07 |